MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

SHA256 hash:	b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0
SHA3-384 hash:	e3fb037e75d88b9daa3e068be686f3615d0d67eced140d4c7f118f6c5a5bef2485a89d56a69b7e77405b5037d9fac880
SHA1 hash:	74bb178568f030c5f6b4a55155b7ab47f0c16b9e
MD5 hash:	f0725c8ebbbbe37e01efb01e1972ba3b
humanhash:	black-kitten-potato-kilo
File name:	Documentos de embarque – BL e PL.JS
Download:	download sample
Signature	VIPKeylogger Alert Create hunting rule
File size:	3'065'234 bytes
First seen:	2026-08-06 08:38:56 UTC
Last seen:	Never
File type:	js
MIME type:	text/plain
ssdeep	49152:/5QHmKZGDLM9UeqvBhZuQm8TnWZWae8WVNntaz9irFHDlPtKc6ByXMWsu04xw+Ot:/56mKW8UeqvBuQm8TWsae8WVNntaz9iY
TLSH	T1EFE5F6922B8492B27B20BFAD653ACE319A0EA01329D1DF10B15DE609371DD4F6358FD7
Magika	txt
Reporter	abuse_ch
Tags:	js VIPKeylogger

Intelligence

---

File Origin

# of uploads :

1

# of downloads :

162

Origin country :

SE

Vendor Threat Intelligence

ACCE Unknown

No detections

ClamAV Detected

Detection(s):

SecuriteInfo.com.JS.Muldrop.1382.7682.12872.UNOFFICIAL

Alert

Create hunting rule

FileScan.IO Malicious

Verdict:

Malicious

Threat level:

  10/10

Confidence:

100%

Tags:

anti-debug downloader dropper evasive obfuscated obfuscated packed repaired xloader

Link:

https://www.filescan.io/uploads/6a74485beb82713b9ccc79fe/reports/e701a9aa-56b9-48b1-aef3-dd29c394723c/overview

Hybrid Analysis JS/TrojanDropper.ModiLoader

Verdict:

Malicious

Labled as:

JS/TrojanDropper.ModiLoader

Link:

https://www.hybrid-analysis.com/sample/b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0

Kaspersky OpenTIP Malicious

Verdict:

Malicious

File Type:

js

First seen:

2026-08-05T10:08:00Z UTC

Last seen:

2026-08-07T19:16:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0/results?tab=lookup

Joe Sandbox DonutLoader, Snake Keylogger, VIP Keylog

Result

Threat name:

DonutLoader, Snake Keylogger, VIP Keylog

Alert

Create hunting rule

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1953244

Signature

Antivirus detection for URL or domain

Found API chain indicative of debugger detection

Found direct / indirect Syscall (likely to bypass EDR)

Found malware configuration

JavaScript source code contains call to eval() to check own source code (likely for evading instrumentation)

JavaScript source code contains functionality to generate code involving a shell, file or stream

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample uses string decryption to hide its real strings

Sigma detected: WScript or CScript Dropper

Suricata IDS alerts for network traffic

Tries to detect the country of the analysis system (by using the IP)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Unusual module load detection (module proxying)

Uses the Telegram API (likely for C&C communication)

Windows Scripting host queries suspicious COM object (likely to drop second stage)

Yara detected DonutLoader

Yara detected Snake Keylogger

Yara detected Telegram RAT

Yara detected VIP Keylogger

Behaviour

Behavior Graph:

Download SVG

Nucleon Malprob Malware

Score:

94%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0

Malva.RE

Gathering data

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0/

ReversingLabs TitaniumCloud Script-JS.Downloader.SLoad

Threat name:

Script-JS.Downloader.SLoad

Alert

Create hunting rule

Status:

Malicious

First seen:

2026-08-05 23:12:28 UTC

File Type:

Binary

AV detection:

12 of 38 (31.58%)

Threat level:

  3/5

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=w4uljkx4k23ixten2mam2fk4mwsynfbpzjs4qtpvooyduxze23ia._file

Threatray DonutLoader VIPKeylogger

Verdict:

malicious

Label(s):

DonutLoader

Alert

Create hunting rule

VIPKeylogger

Alert

Create hunting rule

Link:

https://reports.threatray.com/e20ef28a-d9e5-41ab-9c40-f03e068f1f58

Hatching Triage vipkeylogger

Result

Malware family:

vipkeylogger

Alert

Create hunting rule

Score:

  10/10

Tags:

family:donutloader family:vipkeylogger collection discovery execution keylogger loader spyware stealer

Link:

https://tria.ge/reports/260806-kkmngaxcle/

Behaviour

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Browser Information Discovery

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Detects DonutLoader

Family: DonutLoader

Family: VIPKeylogger

VirusTotal

Please note that we are no longer able to provide a coverage score for Virus Total.

YOROI YOMI Malicious File

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/b728b4aafc56b68bcc8dd300cd155c65a586942fca65c84df573b03a5f24d6d0